Measures against Spam Mails
What are Spam Mails?All unsolicited e-mail is called "spam". Most likely this e-mail is characterized by:
- a huge amount of target addresses
- invalid sender addresses
- advertising or pornographic content
At the FZD the spam filter software SpamAssassin is used. It checks all (incoming and outgoing) mail traffic. Suspicious e-mail is marked. The algorithms are constantly updated and and trained by false rated e-mail.
Please forward false rated e-mail which does not contain spam to email@example.com
not rated spam should be forwarded to firstname.lastname@example.org to improve the system.
Aby e-mail, having a spam-Level higher than 3 gets two additional header lines: X-Spam-Status and X-Spam-Level. If the value is higher than 5, the subject line is expanded be the string "***SPAM***". e-mail with spam-level higher 5 are held back. You may force delivery by
Based on the inserted header lines you can set up filter rules in your local e-mail software (see local measurements).